Home / 1,116,049.92-1,540,909.36-749,077.28

Finding the Fourth Proportional to 1,116,049.92, 1,540,909.36 and 749,077.28

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Solution

The fourth proportional to 1,116,049.92, 1,540,909.36 and 749,077.28 is: 1,034,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,049.92 : 1,540,909.36 = 749,077.28 : x
  2. Step 2: Convert to fraction form
    1,116,049.92/1,540,909.36 = 749,077.28/x
  3. Step 3: Cross multiply
    1,116,049.92x = 1,540,909.36 × 749,077.28
  4. Step 4: Simplify right side
    1,116,049.92x = 1,154,260,192,115.34
  5. Step 5: Solve for x
    x = 1,154,260,192,115.34/1,116,049.92
  6. Step 6: Final answer
    x = 1,034,237.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.